CN209563744U - A kind of magnetic influence test desk - Google Patents
A kind of magnetic influence test desk Download PDFInfo
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- CN209563744U CN209563744U CN201821871816.1U CN201821871816U CN209563744U CN 209563744 U CN209563744 U CN 209563744U CN 201821871816 U CN201821871816 U CN 201821871816U CN 209563744 U CN209563744 U CN 209563744U
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- feet
- eut
- desk
- magnetometer
- extension board
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Abstract
The utility model proposes a kind of magnetic influence to test desk, including desk ontology, extension board, magnetometer, EUT, and the magnetometer and the EUT are respectively arranged at the both ends of the desk ontology；The extension board is arranged on the desk ontology with described the same end EUT, is provided with fixing piece on the extension board；The bunch of cables of the EUT is fixed on the position of the western axis of the Dong-in magnetometer on the extension board by the fixing piece；The utility model is by using buckle or adhesive tape fixed cable harness in extension board, it can guarantee that the bunch of cables of EUT remains on the position of the western axis of Dong-of magnetometer, to solve it cannot be guaranteed that the bunch of cables of equipment under test EUT is in the technical problem on the position in the western axis of Dong-of magnetometer always, accurate deflection angle is obtained on the position for the western axis of Dong-that bunch of cables to measure accurate deflection angle, and then realize EUT remains at magnetometer.
Description
Technical field
The utility model relates to air equipment testing fields more particularly to a kind of magnetic influence to test desk.
Background technique
With the development of science and technology, the demand that aviation airborne equipment carries out magnetic influence test is more and more, and in testing, people
It generallys use and reduces the distance between equipment under test EUT and magnet D to obtain deflection angle Dc, still, need in the process really
The bunch of cables for protecting EUT remains on the position of the western axis of Dong-of magnetometer, however, changing equipment under test EUT and magnet
The distance between during D, need to measure deflection angle, the manual operation for depending merely on people can not determine the installation of equipment under test EUT
Whether the condition of magnetic influence is met.
In the prior art, tester is confined to manually control magnetometer at a distance from equipment under test EUT, it cannot be guaranteed that quilt
The bunch of cables of measurement equipment EUT is in always on the position in the western axis of Dong-of magnetometer, and cannot accurately control deflection angle, because
This, the prior art only takes into account the disposing way of equipment under test EUT, does not make excessive requirement to the cable bundle of equipment under test EUT.
Utility model content
The utility model provides a kind of magnetic influence test desk, to solve the bunch of cables it cannot be guaranteed that equipment under test EUT
Always it in the technical problem on the position of the western axis of Dong-of magnetometer, to measure accurate deflection angle, and then realizes
The bunch of cables of EUT remains on the position of the western axis of Dong-of magnetometer and obtains accurate deflection angle.
In order to solve the above-mentioned technical problem, the utility model embodiment provides a kind of magnetic influence test desk, including table
Sub- ontology, extension board, magnetometer, EUT,
The magnetometer and the EUT are respectively arranged at the both ends of the desk ontology；
The extension board is arranged on the desk ontology with described the same end EUT, is provided on the extension board solid
Determine part；
The bunch of cables of the EUT is fixed on the western axis of the Dong-in magnetometer on the extension board by the fixing piece
On the position of line.
Preferably, the magnetic influence test desk further includes rocking bar, and the rocking bar is arranged in the desk ontology
On, the rocking bar includes rotation axis, and the rotation axis is connect with the EUT.
Preferably, the desk ontology includes the first feet, the second feet, third feet, the 4th feet, described
First feet, the second feet, third feet, the 4th feet are parallel two-by-two respectively.
Preferably, the first singletree, second feet are connected between first feet and the second feet
It is connected with the second singletree between third feet, is connected with third singletree between the third feet and the 4th feet, institute
It states and is connected with the 4th singletree between the first feet and the 4th feet.
Preferably, first feet, the second feet, third feet, the 4th feet lower end be respectively arranged with
Wheel.
Preferably, the wheel is universal wheel.
Preferably, the magnetometer is parallel with the position EUT.
Preferably, the fixing piece is buckle or adhesive tape.
Preferably, the desk ontology is wooden material.
A kind of magnetic influence test desk, including desk ontology, extension board, magnetometer, EUT, rocking bar,
The magnetometer and the EUT are respectively arranged at the both ends of the desk ontology, the extension board setting with institute
It states on the desk ontology of the same end EUT, fixing piece is provided on the extension board, the bunch of cables of the EUT passes through described
Fixing piece is fixed on the position of the western axis of the Dong-in magnetometer on the extension board, and the rocking bar is arranged in the table
On sub- ontology, the rocking bar includes rotation axis, and the rotation axis is connect with the EUT；
The desk ontology includes the first feet, the second feet, third feet, the 4th feet, first feet, second
Feet, third feet, the 4th feet are parallel two-by-two respectively；
The first singletree is connected between first feet and the second feet, between second feet and third feet
It is connected with the second singletree, third singletree, first feet and are connected between the third feet and the 4th feet
The 4th singletree is connected between four feets；
First feet, the second feet, third feet, the 4th feet lower end be respectively arranged with wheel；
The wheel is universal wheel；
The magnetometer is parallel with the position EUT；
The fixing piece is buckle or adhesive tape；
The desk ontology is wooden material.
Compared with the prior art, the utility model embodiment has the following beneficial effects:
1, extension board is using buckle or adhesive tape fixed cable harness, it is ensured that the bunch of cables of EUT remains at magnetic force
On the position of the western axis of the Dong-of meter.
2, in the case where keeping the position EUT constant, when moving magnetometer, magnetometer deflection angle is easy to control, deflection angle
No more than ± 0.5 ゜.
3, manpower can be saved to a certain extent by shaking EUT by rocking bar and wheel being arranged in feet.
4, the utility model patent can be tested, it is suitable to find outdoors by the way that wheel is arranged in feet
Test site, requirement of the solution magnetic influence test to test environment is relatively high, and most of laboratories are not able to satisfy test request
Disadvantage.
Detailed description of the invention
Fig. 1: the structural schematic diagram of desk is tested for the utility model embodiment magnetic influence；
Fig. 2: for the utility model embodiment magnetic influence test schematic.
Wherein, the appended drawing reference of Figure of description is as follows:
1, magnetometer, 2, EUT, 3, extension board, the 411, first feet, the 412, second feet, 413, third feet, 414,
Four feets, the 421, first singletree, the 422, second singletree, 423, third singletree, the 424, the 4th singletree, 5, rocking bar, 6,
Wheel.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts
Every other embodiment obtained, fall within the protection scope of the utility model.
Please referring to Fig. 1, the preferred embodiment in the utility model provides a kind of magnetic influence test desk, including desk ontology,
Extension board, magnetometer, EUT,
The magnetometer and the EUT are respectively arranged at the both ends of the desk ontology；
The extension board is arranged on the desk ontology with described the same end EUT, is provided on the extension board solid
Determine part；
The bunch of cables of the EUT is fixed on the western axis of the Dong-in magnetometer on the extension board by the fixing piece
On the position of line.
By combining the fixing piece fixed cable harness on extension board, it is ensured that the bunch of cables of EUT remains at magnetic
On the position of the western axis of the Dong-of power meter.
In the present embodiment, the magnetic influence test desk further includes rocking bar, and the rocking bar is arranged in the desk ontology
On, the rocking bar includes rotation axis, and the rotation axis is connect with the EUT.
The distance between EUT and magnetometer are controlled by rocking bar, it is more convenient laborsaving.
In the present embodiment, the desk ontology includes the first feet, the second feet, third feet, the 4th feet, described
First feet, the second feet, third feet, the 4th feet are parallel two-by-two respectively.
In the present embodiment, the first singletree, second feet are connected between first feet and the second feet
It is connected with the second singletree between third feet, is connected with third singletree between the third feet and the 4th feet, institute
It states and is connected with the 4th singletree between the first feet and the 4th feet.
In the present embodiment, first feet, the second feet, third feet, the 4th feet lower end be respectively arranged with
Wheel.
In the present embodiment, the wheel is universal wheel.
In the present embodiment, the magnetometer is parallel with the position EUT.
In the present embodiment, the fixing piece is buckle or adhesive tape.
In the present embodiment, the desk ontology is wooden material.
It should be noted that the test philosophy of magnetic influence test desk is:
Referring to Figures 1 and 2, magnetometer and equipment under test EUT are respectively placed in the wooden table both ends, extension board is tested for placing
The bunch of cables of equipment EUT changes magnetic declination, while the bunch of cables of equipment under test EUT being kept to be in magnetic always by rotating the wooden table
On the position of the western axis of the Dong-of power meter, by the mobile equipment under test EUT of rotating rocker, reduce magnetometer and equipment under test EUT's
Distance, then change declination D c, determine the shortest distance in axle center Yu equipment under test EUT, and then select device class (classification difference
For Y, Z, A, B, C), wherein Y class: D=0.0m；Z class: 0 < D≤0.3m；A class: 0.3 < D≤1m；B class: 1 < D≤3m；C class: D >
3m.First in the environment of no equipment under test EUT, it can be found fastly and accurately by the mobile wooden table for having magnetometer
To the test site of field homogeneity；Secondly it can guarantee that EUT bunch of cables is in the position of the western axis of Dong-of magnetometer always
On, according to device class: Y, Z, A, B, C change magnetometer at a distance from EUT, the deflection of magnetometer are recorded by circular dial scale
Angle.Finally, confirming the minimum range in axle center and equipment under test EUT component, and then determine when recording the deflection angle Dc of magnetometer
Device class.
The utility model is by using buckle or adhesive tape fixed cable harness in extension board, it is ensured that the bunch of cables of EUT
It remains on the position of the western axis of Dong-of magnetometer；In the case where keeping the position EUT constant, when moving magnetometer, magnetic
Power meter deflection angle is easy to control, and deflection angle is no more than ± 0.5 ゜；By rocking bar shake EUT and feet be arranged wheel can be one
Determine to save manpower in degree；By the way that wheel is arranged in feet, it can be tested outdoors, suitable checkout area can be found
Ground solves the shortcomings that requirement of the magnetic influence test to test environment is relatively high, and most of laboratories are not able to satisfy test request.
Particular embodiments described above has carried out into one the purpose of this utility model, technical scheme and beneficial effects
The detailed description of step, it should be understood that the foregoing is merely specific embodiment of the utility model, be not used to limit this reality
With novel protection scope.Particularly point out, to those skilled in the art, it is all the spirit and principles of the utility model it
Any modification, equivalent substitution, improvement and etc. that are interior, being done, should be included within the scope of protection of this utility model.
Claims (10)
1. desk is tested in a kind of magnetic influence, which is characterized in that including desk ontology, extension board, magnetometer, EUT,
The magnetometer and the EUT are respectively arranged at the both ends of the desk ontology；
The extension board is arranged on the desk ontology with described the same end EUT, is provided with fixing piece on the extension board；
The bunch of cables of the EUT is fixed on the western axis of the Dong-in magnetometer on the extension board by the fixing piece
On position.
2. desk is tested in magnetic influence as described in claim 1, which is characterized in that the magnetic influence test desk further includes shaking
Bar, the rocking bar are arranged on the desk ontology, and the rocking bar includes rotation axis, and the rotation axis is connect with the EUT.
3. desk is tested in magnetic influence as described in claim 1, which is characterized in that the desk ontology includes the first feet, the
Two feets, third feet, the 4th feet, first feet, the second feet, third feet, the 4th feet are parallel two-by-two respectively.
4. desk is tested in magnetic influence as claimed in claim 3, which is characterized in that connect between first feet and the second feet
It is connected to the first singletree, the second singletree, the third feet and the 4th are connected between second feet and third feet
It is connected with third singletree between feet, is connected with the 4th singletree between first feet and the 4th feet.
5. desk is tested in magnetic influence as claimed in claim 3, which is characterized in that first feet, the second feet, third table
Foot, the 4th feet lower end be respectively arranged with wheel.
6. desk is tested in magnetic influence as claimed in claim 5, which is characterized in that the wheel is universal wheel.
7. desk is tested in magnetic influence as described in claim 1, which is characterized in that the magnetometer is parallel with the position EUT.
8. desk is tested in magnetic influence as described in claim 1, which is characterized in that the fixing piece is buckle or adhesive tape.
9. desk is tested in magnetic influence as described in claim 1, which is characterized in that the desk ontology is wooden material.
10. desk is tested in a kind of magnetic influence, which is characterized in that including desk ontology, extension board, magnetometer, EUT, rocking bar,
The magnetometer and the EUT are respectively arranged at the both ends of the desk ontology, the extension board setting with the EUT
On the desk ontology of the same end, fixing piece is provided on the extension board, the bunch of cables of the EUT passes through the fixing piece
It is fixed on the position of the western axis of the Dong-in magnetometer on the extension board, the rocking bar is arranged in the desk ontology
On, the rocking bar includes rotation axis, and the rotation axis is connect with the EUT；
The desk ontology includes the first feet, the second feet, third feet, the 4th feet, first feet, the second table
Foot, third feet, the 4th feet are parallel two-by-two respectively；
It is connected with the first singletree between first feet and the second feet, is connected between second feet and third feet
There is the second singletree, third singletree, first feet and the 4th table are connected between the third feet and the 4th feet
The 4th singletree is connected between foot；
First feet, the second feet, third feet, the 4th feet lower end be respectively arranged with wheel；
The wheel is universal wheel；
The magnetometer is parallel with the position EUT；
The fixing piece is buckle or adhesive tape；
The desk ontology is wooden material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821871816.1U CN209563744U (en) | 2018-11-13 | 2018-11-13 | A kind of magnetic influence test desk |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821871816.1U CN209563744U (en) | 2018-11-13 | 2018-11-13 | A kind of magnetic influence test desk |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209563744U true CN209563744U (en) | 2019-11-01 |
Family
ID=68320846
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821871816.1U Active CN209563744U (en) | 2018-11-13 | 2018-11-13 | A kind of magnetic influence test desk |
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| Country | Link |
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| CN (1) | CN209563744U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110967587A (en) * | 2019-12-25 | 2020-04-07 | 广电计量检测（西安）有限公司 | Magnetic influence testing device and method |
-
2018
- 2018-11-13 CN CN201821871816.1U patent/CN209563744U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110967587A (en) * | 2019-12-25 | 2020-04-07 | 广电计量检测（西安）有限公司 | Magnetic influence testing device and method |
| CN110967587B (en) * | 2019-12-25 | 2022-03-15 | 广电计量检测（西安）有限公司 | Magnetic influence testing device and method |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: No. 8 Qishan Road, Shiqi Town, Panyu District, Guangzhou City, Guangdong Province, 510000, 150 Patentee after: Radio and TV Measurement and Testing Group Co.,Ltd. Address before: 510630 Xiping Road, Whampoa Road, Tianhe District, Guangzhou, Guangdong 163 Patentee before: GUANGZHOU GRG METROLOGY & TEST Co.,Ltd. |
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| CP03 | Change of name, title or address |